Download and Fix dsuiext.dll

Sometimes Windows system displays error messages regarding corrupted or missing dsuiext.dll files. Situations like that can occur, for example, during a software installation process. Each software program requires certain resources, libraries, and source data to work properly. Corrupted or nonexistent dsuiext.dll file can therefore effect in failed execution of the started process.

dsuiext.dll file Directory Service Common UI. The file was developed by for use with software. Here you will find detailed information about the file and instructions how to proceed in the event of dsuiext.dll related errors on your device. You can also download dsuiext.dll file compatible with Windows 10, Windows 8.1, Windows 8, Windows 7, Windows 7, Windows Vista, Windows Vista, Windows XP devices which will (most probably) allow you to solve the problem.

For Windows Compatible with: Windows 10, Windows 8.1, Windows 8, Windows 7, Windows 7, Windows Vista, Windows Vista, Windows XP

File info

General information
Filename dsuiext.dll
File extension DLL
Description Directory Service Common UI
Program Microsoft® Windows® Operating System
Author Microsoft Corporation
MIME type application/octet-stream
File type Dynamic link library
System Windows NT 32-bit
Copyrights © Microsoft Corporation. All rights reserved.
Character set Unicode
Language cod English (U.S.)

There are various types of errors related to dsuiext.dll file. dsuiext.dll file may be located in wrong file directory on your device, may not be present in the system, or may be infected with malicious software and therefore not work correctly. Below is a list of most common error messages related to dsuiext.dll file. If you encounter one listed below (or similar), please consider the following suggestions.

  • dsuiext.dll is corrupted
  • dsuiext.dll cannot be located
  • Runtime Error - dsuiext.dll
  • dsuiext.dll file error
  • dsuiext.dll file cannot be loaded. Module was not found
  • cannot register dsuiext.dll file:
  • dsuiext.dll file could not be loaded
  • dsuiext.dll file doesn't exist



Application could not be started because dsuiext.dll file is missing. Reinstall the application to solve the problem.


Problems related to dsuiext.dll can be addressed in various ways. Some methods are meant only for advanced users. If you don't have confidence in your skills, we suggest consulting a specialist. Fixing dsuiext.dll file errors should be approached with utmost caution for any mistakes can result in unstable or unproperly working system. If you have the necassary skills, please proceed.

dsuiext.dll file errors can be caused by various factors, so its is beneficial to try to fix them using various methods.

Step 1: Scan your computer for any malicious software

Virus Scan

Windows files are commonly attacked by malicious software that prevents them from working properly. First step in addressing problems with dsuiext.dll file or any other Windows system files should be scanning the system for malicious software using an antivirus tool.

If by any chance you don't have any antivirus software installed on your system yet, you should do it immediately. Unprotected system is not only a source of file errors, but, more importantly, makes your system vulnerable to many dangers. If you don't know which antivirus tool to choose, consult this Wikipedia article – comparison of antivirus software.

Step 2: Update your system and drivers.

Windows Update

Installing relevant Microsoft Windows patches and updates may solve your problems related to dsuiext.dll file. Use dedicated Windows tool to perform the update.

  1. Go to the Windows "Start" menu
  2. Type "Windows Update" in the search field
  3. Choose the appropriate software program (name may vary depending on your system version)
  4. Check if your system is up to date. If any unapplied updates are listed, install them immediately.
  5. After the update has been done,restart your computer in order to complete the process.

Beside updating the system, it is recommended that you install latest device drivers, as drivers can influence proper working of dsuiext.dll or other system files. In order to do so, go to your computer or device producer's website where you will find information regarding latest driver updates.

Step 3: Use System File Checker (SFC) tool

System File Checker

System File Checker is a Microsoft Windows tool. As the name suggests, the tool is used for identyfing and addressing system file related errors, including those related to dsuiext.dll file. After an error related to%fileextension% file has been discovered, the program attempts to automatically replace the dsuiext.dll file with properly working version. To use the tool:

  1. Go to the Windows "Start" menu
  2. Type "cmd" in the search field
  3. Locate "Command Prompt" result – don't run it yet:
  4. Click the right mouse button and select "Run as Administrator" option
  5. Type "sfc /scannow" in console prompt to start the program and follow the instructions

Step 4: Restoring Windows system

Windows Recovery

Another approach is to restore system to previous state, before the dsuiext.dll file error occured. In order to restore your system, follow the instructions below

  1. Go to the Windows "Start" menu
  2. Type "System Restore" in the search field
  3. Start the system restore tool – it's name may differ depending on version of the system
  4. The application will guide you through the process – read the messages carefully
  5. After the process has finished, restart your computer.

If all the above-mentioned methods failed and the dsuiext.dll file problem has not been resolved, proceed to the next step. Remember that the following steps are intended only for advanced users.

Download and replace dsuiext.dll file

The last solution is to manually download and replace dsuiext.dll file in appropriate folder on the disk. Select file version compatible with your operating system and click the "Download" button. Next, go to your web browser's "Downloaded" folder and copy the downloaded dsuiext.dll file.

Go to the folder where the file should be located and paste the downloaded file. Below is the list of dsuiext.dll file example directory paths.

  • Windows 10: C:\Windows\System32\
  • Windows 8.1: C:\Windows\System32\
  • Windows 8: 1: C:\Windows\System32\
  • Windows 7: C:\Windows\SysWOW64\
  • Windows 7: C:\Windows\SysWOW64\
  • Windows Vista: ---
  • Windows Vista: ---
  • Windows XP: ---

If the steps did not solve your dsuiext.dll file problem, you should consult a professional. A probability exists that the error(s) might be device-related and therefore should be resolved at the hardware level. A fresh operating system installation might be necessary – a faulty system installation process can result in data loss.

File versions list

Filename dsuiext.dll
System Windows 10
File size 671744 bytes
Date 2017-03-18
File details
MD5 9ef1419e32ccf4a15f1d5139da8be318
SHA1 f87d584829218f122fbd7fd8dda3774893e0a3df
SHA256 8c62da75d699ce06ace4d9f8438aeb0c91cd86e9631506af6a94a7e6f5b873f0
CRC32 19149217
Example file location C:\Windows\System32\
Filename dsuiext.dll
System Windows 8.1
File size 671744 bytes
Date 2014-11-21
File details
MD5 e5adab116f8f32734e793ec996455098
SHA1 ae62885d342891ce27e8ee18c536d1b175b09f5d
SHA256 d3200fa57b6eef7395ddbd101c994244730043c86df2d75b5f6d6c4fe98ad9c9
CRC32 25231c7e
Example file location C:\Windows\System32\
Filename dsuiext.dll
System Windows 8
File size 668160 bytes
Date 2012-07-26
File details
MD5 86fd9c8daaa1452126f59f3dd3d0aa8c
SHA1 aa2d8b6cebdb9473d62792ff5652a57c18bae7b7
SHA256 f9e4e5fb603d2c24844b67d810023c4e29c52f540ff0505aa44055c5c2b5ca4a
CRC32 9265e224
Example file location 1: C:\Windows\System32\
Filename dsuiext.dll
System Windows 7
File size 685056 bytes
Date -0001-11-30
File details
MD5 918379b6c94aa59f567e06fb4e0e5e1b
SHA1 6d22e0bfde61b57c32bb8e641e88a4c888205c6c
SHA256 7d57846351982fe6b30573982243833f5f3c98bffdbdadf70ec83147e5b362d1
CRC32 9ebf492c
Example file location C:\Windows\SysWOW64\
Filename dsuiext.dll
System Windows 7
File size 701440 bytes
Date 2010-11-21
File details
MD5 a3d570eeadffa62d3dc8ab10e281ff8b
SHA1 11aa04ec639fa5f8f66b3467048cd0bd8e8bb67e
SHA256 90fee125a7115ec5f9ff5fd6e8a2204bfae27f76842ab99419f65671773bde85
CRC32 993611c8
Example file location C:\Windows\SysWOW64\
Filename dsuiext.dll
System Windows Vista
File size 616448 bytes
Date -0001-11-30
File details
MD5 3ec9043c392b7a335ae4d79a2ff4fb38
SHA1 71ce455c15d5798debc2e98045bafb469cee0661
SHA256 a597c61574231925b8242984d054a0facb68549267762498da8b279e446c6ee2
CRC32 77ada666
Example file location ---
Filename dsuiext.dll
System Windows Vista
File size 632832 bytes
Date 2008-01-21
File details
MD5 86493ee6f017d1a5b540536120cf652e
SHA1 abdfe519bd7310898216976af19d813566001e1e
SHA256 791194166ffd02bd9ef6f44d8088012038160ecc7cf4f106cd46df03c6fe8f47
CRC32 9feacefb
Example file location ---
Filename dsuiext.dll
System Windows XP
File size 113152 bytes
Date 2008-04-14
File details
MD5 72b4aaefc66764893faeeee5614ec30e
SHA1 a77a05435f9aae7d75560d1d86bc15c3b70c4f02
SHA256 91f6d548ddad0164ec0d597b3629d75851da446c61e5dbc5ac7e34764c0d427d
CRC32 1eb527c9
Example file location ---